/Engine/Source/Runtime/CoreUObject/Public/UObject/Object.h
Called during cooking. Returns a list of objects. The packages containing those objects will be prestreamed, when the package containing this is loaded. Only used by the EDL.
virtual void GetPrestreamPackages ( [TArray](API\Runtime\Core\Containers\TArray)< [UObject](API\Runtime\CoreUObject\UObject\UObject) * > & OutPrestream )